Focus group interviews :  a reader / 
edited by Thomas J. Hayes, Carol B. Tatham 
 - 2nd ed. 
 - Chicago :  American Marketing Association,  1989 
 - 125 p.  ;  27 cm. 
<br/><br/><label>ISBN: </label>0877572011 
<br/><br/><label>LCCN: </label>89-017500 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Interviewing in marketing research<br/>Focused group interviewing